Debug Spanning-Tree Backbonefast - Cisco Catalyst 2960 Command Reference Manual

Appendix B Catalyst 2960 Switch Debug Commands

debug spanning-tree backbonefast

Use the debug spanning-tree backbonefast privileged EXEC command to enable debugging of
spanning-tree BackboneFast events. Use the no form of this command to disable debugging.
Syntax Description detail
exceptions
Defaults Debugging is disabled.
Command Modes Privileged EXEC
Command History Release
12.2(25)FX
Usage Guidelines The undebug spanning-tree backbonefast command is the same as the no debug spanning-tree
backbonefast command.
Related Commands Command
show debugging
show spanning-tree
OL-8604-03
debug spanning-tree backbonefast [detail | exceptions]
no debug spanning-tree backbonefast [detail | exceptions]
(Optional) Display detailed BackboneFast debug messages.
(Optional) Display spanning-tree BackboneFast-exception debug messages.
Modification
This command was introduced.
Description
Displays information about the types of debugging that are enabled.
Displays spanning-tree state information.
debug spanning-tree backbonefast
Catalyst 2960 Switch Command Reference
B-65